package kr.hkit.powerjava.chapter13;

import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.HeadlessException;
import java.awt.Image;
import java.awt.Toolkit;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;
//x:확장된
class MainPanel extends JPanel{

	public MainPanel() {
		JButton btn01=new JButton("버튼1");
		btn01.setBorderPainted(false);
		btn01.setContentAreaFilled(false);
		btn01.setEnabled(false);//비활성화(버튼사용x)
		
		JButton btn02=new JButton("버튼2");
		btn02.setRolloverEnabled(true);
		
		JLabel lbl01=new JLabel();
		
		setToolTipText("컴포넌트 추가 패널");
	}
	
}
class MyFrame extends JFrame{
	public MyFrame() throws HeadlessException {
		
		Toolkit tool=Toolkit.getDefaultToolkit();
		Dimension screenSize=tool.getScreenSize();
		Dimension frameSize= new Dimension(300, 200);
		int x= (int)(screenSize.getWidth()/2-frameSize.getWidth()/2);
		int y=(int)(screenSize.getHeight()/2-frameSize.getHeight()/2);
		setLocation(x, y); setSize(frameSize);
		//아이콘바꾸기
		Image img= tool.getImage("./src/kr/hkit/powerjava/chapter13/Penguins.jpg");
		setIconImage(img);
		
		setLocation((int)screenSize.getWidth()/2-300/2, 
				(int)screenSize.getHeight()/2-200/2);//가장자리
		setSize(300, 200);
		setTitle("Frame Test2");
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		
		setLayout(new FlowLayout());
		
		JButton btn01=new JButton("버튼1");
		btn01.setBorderPainted(false);
		btn01.setContentAreaFilled(false);
		btn01.setEnabled(false);//비활성화(버튼사용x)
		
		JButton btn02=new JButton("버튼2");
		btn02.setRolloverEnabled(true);
		JLabel lbl01=new JLabel();
		lbl01.setText("Screen Size:("+screenSize.getWidth()+","+screenSize.getHeight());
		
		JTextField jtf01= new JTextField(10);
		JTextField jtf02= new JTextField("텍스트필드테스트",10);
		
		/*add(lbl01);//라벨추가
		add(btn01);
		add(btn02);//버튼추가
		remove(btn02);//제거
*/	//setResizable(false);
		JPanel mainPanel= new JPanel(new FlowLayout());
		mainPanel.add(lbl01);
		mainPanel.add(btn01);
		mainPanel.add(btn02);
		mainPanel.setToolTipText("컴포넌트 추가 패널");
		
		JPanel tfpanel=new JPanel();
		tfpanel.add(jtf01);
		tfpanel.add(jtf02);
		
		add(mainPanel);
		add(tfpanel);
		pack();
		setVisible(true);
	}
	
}
public class FrameTest {
	public static void main(String[] args) {
		new MyFrame();
		/*JFrame f= new JFrame("Frame Test");
		//f.setSize(300, 200);
		f.setSize(new Dimension(300,200));
		f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);//상수값 지정
		f.setVisible(true);*/
	}
}
